Covellite and Nifontovite Physical Properties

Covellite

Nifontovite

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1 Physical Properties

1.1 Tenacity

Flexible

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.6-4.762.35-2.36

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

Not Available

1.6 Cleavage

Perfect on {0001}

{???} Indistinct

1.7 Mohs Hardness

Not Available3.5-5

2 10

1.8 Chemical Composition

CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references

Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Covellite and Nifontovite Chemical Formula

While comparing Covellite and Nifontovite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Covellite and Nifontovite chemical formula.

Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Nifontovite- Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Compare Blue Gemstones

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Covellite Vs Elbaite

Covellite and Nifontovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Covellite and Nifontovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Covellite and Nifontovite Optical Properties during the identification of gemstone. Specific gravity of Covellite is 2.35-2.36 whereas that of Nifontovite is 2.35-2.36.